Home / 809,027.28-1,116,409.50-446,485.23

Finding the Fourth Proportional to 809,027.28, 1,116,409.50 and 446,485.23

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Solution

The fourth proportional to 809,027.28, 1,116,409.50 and 446,485.23 is: 616,123.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,027.28 : 1,116,409.50 = 446,485.23 : x
  2. Step 2: Convert to fraction form
    809,027.28/1,116,409.50 = 446,485.23/x
  3. Step 3: Cross multiply
    809,027.28x = 1,116,409.50 × 446,485.23
  4. Step 4: Simplify right side
    809,027.28x = 498,460,352,381.69
  5. Step 5: Solve for x
    x = 498,460,352,381.69/809,027.28
  6. Step 6: Final answer
    x = 616,123.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.